./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:47,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:47,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:47,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:47,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:47,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:47,409 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:47,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:47,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:47,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:47,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:47,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:47,413 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:47,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:47,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:47,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:47,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:47,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:47,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:47,417 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:47,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:47,419 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:47,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:47,420 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:47,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:47,421 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:47,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:47,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:47,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:47,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:47,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:47,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:47,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:47,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:47,427 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:47,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-21 18:51:47,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:47,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:47,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:47,752 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:47,753 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:47,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-21 18:51:50,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:51,256 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:51,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-21 18:51:51,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/ae0dbb711/cd09f650e4364305b71d0efb0ced5a43/FLAGb04c076c1 [2023-11-21 18:51:51,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/ae0dbb711/cd09f650e4364305b71d0efb0ced5a43 [2023-11-21 18:51:51,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:51,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:51,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:51,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:51,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:51,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:51,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e60ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51, skipping insertion in model container [2023-11-21 18:51:51,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:51,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:51,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:51,805 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:51,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:51,933 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:51,933 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:51,942 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:51,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51 WrapperNode [2023-11-21 18:51:51,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:51,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:51,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:51,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:51,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:51,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:51,998 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2023-11-21 18:51:51,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:52,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:52,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:52,000 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:52,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:52,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:52,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:52,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:52,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:51" (1/1) ... [2023-11-21 18:51:52,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:52,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:52,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:52,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:51:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:51:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:51:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:51:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:51:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:51:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:51:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:51:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:52,130 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:51:52,341 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:52,344 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:52,668 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:52,723 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:52,723 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:51:52,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:52 BoogieIcfgContainer [2023-11-21 18:51:52,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:52,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:52,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:52,738 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:52,739 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:52" (1/1) ... [2023-11-21 18:51:52,740 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:51:52,747 INFO L158 Benchmark]: Toolchain (without parser) took 1448.67ms. Allocated memory is still 197.1MB. Free memory was 148.3MB in the beginning and 106.1MB in the end (delta: 42.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-21 18:51:52,747 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:52,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.77ms. Allocated memory is still 197.1MB. Free memory was 148.3MB in the beginning and 127.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:51:52,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.84ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 125.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:52,749 INFO L158 Benchmark]: Boogie Preprocessor took 35.39ms. Allocated memory is still 197.1MB. Free memory was 125.3MB in the beginning and 123.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:52,750 INFO L158 Benchmark]: RCFGBuilder took 689.72ms. Allocated memory is still 197.1MB. Free memory was 123.8MB in the beginning and 107.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:51:52,751 INFO L158 Benchmark]: CodeCheck took 15.94ms. Allocated memory is still 197.1MB. Free memory was 107.0MB in the beginning and 106.1MB in the end (delta: 903.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:52,754 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.77ms. Allocated memory is still 197.1MB. Free memory was 148.3MB in the beginning and 127.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.84ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 125.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.39ms. Allocated memory is still 197.1MB. Free memory was 125.3MB in the beginning and 123.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 689.72ms. Allocated memory is still 197.1MB. Free memory was 123.8MB in the beginning and 107.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.94ms. Allocated memory is still 197.1MB. Free memory was 107.0MB in the beginning and 106.1MB in the end (delta: 903.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:51:52,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:55,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:55,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:51:55,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:55,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:55,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:55,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:55,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:55,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:55,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:55,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:55,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:55,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:55,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:55,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:55,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:55,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:51:55,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:51:55,650 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:55,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:51:55,651 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:55,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:55,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:55,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:55,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:55,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:55,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:55,654 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:51:55,655 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:51:55,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:55,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:55,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:55,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:55,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:55,657 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:51:55,658 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:51:55,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:55,658 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:51:55,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:51:55,659 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-21 18:51:56,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:56,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:56,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:56,171 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:56,171 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:56,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-21 18:51:59,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:59,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:59,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-21 18:51:59,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/9c0a7d8cc/6c9eed7b2b6b43d6820e981e646115af/FLAGdb9467def [2023-11-21 18:51:59,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/data/9c0a7d8cc/6c9eed7b2b6b43d6820e981e646115af [2023-11-21 18:51:59,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:59,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:59,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:59,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:59,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:59,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:59" (1/1) ... [2023-11-21 18:51:59,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec16ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:59, skipping insertion in model container [2023-11-21 18:51:59,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:59" (1/1) ... [2023-11-21 18:52:00,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:00,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:00,537 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:00,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:00,687 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:00,687 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:00,695 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:00,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00 WrapperNode [2023-11-21 18:52:00,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:00,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:00,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:00,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:00,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,793 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-21 18:52:00,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:00,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:00,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:00,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:00,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:00,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:00,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:00,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:00,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:00" (1/1) ... [2023-11-21 18:52:00,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:00,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:00,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:00,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:52:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:52:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:52:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:52:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:52:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:52:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:52:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:52:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:52:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:52:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:00,982 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:52:01,202 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:01,205 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:01,471 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:01,569 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:01,569 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:52:01,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:01 BoogieIcfgContainer [2023-11-21 18:52:01,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:01,572 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:01,572 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:01,584 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:01,584 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:01" (1/1) ... [2023-11-21 18:52:01,585 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:52:01,589 INFO L158 Benchmark]: Toolchain (without parser) took 1649.28ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 55.9MB in the end (delta: 1.1MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2023-11-21 18:52:01,590 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 20.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:01,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.82ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 55.0MB in the end (delta: 1.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:01,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.96ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 52.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:01,592 INFO L158 Benchmark]: Boogie Preprocessor took 72.12ms. Allocated memory is still 81.8MB. Free memory was 52.8MB in the beginning and 50.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:01,593 INFO L158 Benchmark]: RCFGBuilder took 702.97ms. Allocated memory is still 81.8MB. Free memory was 50.9MB in the beginning and 57.0MB in the end (delta: -6.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-11-21 18:52:01,593 INFO L158 Benchmark]: CodeCheck took 15.24ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:01,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 20.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.82ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 55.0MB in the end (delta: 1.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.96ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 52.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.12ms. Allocated memory is still 81.8MB. Free memory was 52.8MB in the beginning and 50.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 702.97ms. Allocated memory is still 81.8MB. Free memory was 50.9MB in the beginning and 57.0MB in the end (delta: -6.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * CodeCheck took 15.24ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:52:01,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3dc20f6-e0bb-4290-8241-806f20068f81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported